3M 34446 180 Grit Hookit™ Cubitron™ II Clean Sanding Sheet Roll delivers efficient surface preparation with precision-shaped ceramic grain. Clean sanding technology reduces clogging.
Key Features
- 180 Grit Medium-Fine: Ideal for surface smoothing, blending, and intermediate prep
- Cubitron™ II Precision Grain: Fast cutting, long life, and cooler sanding
- Clean Sanding Technology: Minimizes clogging for consistent results
- 2.75″ x 8.75 yd Roll: Tear-to-length format
- Hookit™ Backing: Hook-and-loop for tool-free sheet changes
Frequently Asked Questions
What makes Cubitron II different?
Precision-shaped ceramic grain self-sharpens, cutting up to 2x faster and lasting up to 2x longer than conventional abrasives.
What is 180 grit used for?
180 grit is used for sanding body filler smooth, feather-edging, and preparing surfaces for primer. It balances material removal with surface smoothness.
How much material is on the roll?
Each roll provides 8.75 yards of 2.75-inch wide abrasive.








